Outline Dimensions ( )
inch
mm
Maximum Ratings
Features
test set-ups
antenna switching
satellite communication
wideband, 10 to 2500 MHz
high isolation, 40 dB typ.
Applications
Operating Temperature
-55C to 100C
Storage Temperature
-55C to 100C
Power
L(+20 dBm), M(+28 dBm), U(+30 dBm)
Supply V
+6V max.
CASE STYLE: GGG126
Outline Drawing
ZSDR-425
ZSDR-425
INSERTION LOSS
0.0
1.0
2.0
3.0
4.0
5.0
0
500
1000
1500
2000
2500
FREQUENCY (MHz)
I
N
S
E
T
I
O
N
L
O
S
S
(
d
B
)
at RF level of 10 dBm
ZSDR-425
ISOLATION
0
20
40
60
80
100
0
500
1000
1500
2000
2500
FREQUENCY (MHz)
ISOLATION
(dB)
at RF level of 10 dBm
ZSDR-425
VSWR
1.0
1.1
1.2
1.3
1.4
1.5
0
500
1000
1500
2000
2500
FREQUENCY (MHz)
V
S
W
R
INPUT
OUTPUT
at RF level of 10 dBm
L= low range(f
L
to 10 f
L
)
M=mid range(10 f
L
to f
U
/2)
U=upper range (f
U
/2 to f
U
)
lw=low band (f
L
to f
U
/2)
Typical Performance Data
Switch Electrical Specifications
MODEL
NO.
FREQ.
(MHz)
INSERTION LOSS
(dB)
IN-OUT ISOLATION
(dB)
Low band
lw
Upper band
U
Frequency Band
L
M
U
f
L
f
U
Typ.
Max.
Typ.
Max.
Typ.
Min.
Typ.
Min.
Typ.
Min.
ZSDR-425
10
2500
1.1
1.7
1.5
2.5
60
40
40
30
35
22
Additional Specifications
VSWR ("ON" STATE)
1.3 Typ., 1.9 Max.
SWITCHING TIME (SEC)
2.0 Typ., 4.0 Max.
SUPPLY VOLTAGE
+5V
SUPPLY CURRENT
10mA Max.
TTL INPUT HIGH THRESHOLD
2V Min.
TTL INPUT LOW THRESHOLD
0.8V Max.
1 dB COMPRESSION
10 to 100 MHz
Above 100 MHz
+6 increasing to +19 dBm
+19 dBm min.
Freq.
(MHz)
INSERTION LOSS (dB)
AMP. UNBAL
ISOLATION (dB)
DELTA
VSWR
IN OUT(RF 1)
ON OFF
--
x
--
x
--
x
--
x
--
x
--
x
--
x
ON
(TTL LOW @ 0V)
IN-OUT
OFF
(TTL HIGH @ 5V)
IN-OUT
Control Logic
10.00
1.22
0.16
0.18
0.15
74.41
4.10
9.64
5.24
1.35
1.40
27.25
20.00
1.06
0.12
0.15
0.12
70.64
2.69
8.25
4.56
1.19
1.22
27.08
50.00
0.97
0.09
0.13
0.09
61.72
2.10
8.97
7.88
1.11
1.13
27.42
100.00
0.94
0.09
0.12
0.09
56.09
1.46
6.48
2.94
1.10
1.11
26.82
200.00
0.90
0.08
0.12
0.08
49.80
1.51
6.32
3.03
1.13
1.12
26.58
408.40
1.01
0.07
0.11
0.07
45.66
1.36
5.61
1.32
1.21
1.18
26.03
500.00
1.06
0.08
0.12
0.09
44.93
1.43
5.49
1.62
1.25
1.20
24.98
669.85
1.10
0.07
0.12
0.07
44.06
1.59
5.94
1.86
1.30
1.24
24.36
856.60
1.30
0.07
0.13
0.08
43.15
1.93
6.13
2.01
1.35
1.25
22.45
1000.00
1.39
0.05
0.11
0.07
44.52
3.69
8.35
2.97
1.37
1.24
20.59
1118.05
1.48
0.05
0.13
0.07
42.72
2.91
8.56
3.40
1.37
1.23
19.44
1250.00
1.37
0.06
0.13
0.06
42.75
2.61
10.05
4.95
1.36
1.22
19.15
1391.95
1.51
0.09
0.16
0.07
44.07
3.21
10.73
3.71
1.34
1.20
18.57
1578.70
1.47
0.05
0.15
0.05
40.41
2.62
9.61
3.27
1.31
1.16
17.15
1777.90
1.52
0.05
0.17
0.05
37.07
2.87
9.43
3.26
1.30
1.14
16.04
2002.00
1.66
0.12
0.20
0.08
34.27
3.55
9.08
1.82
1.30
1.16
13.88
2176.30
1.81
0.09
0.20
0.08
30.64
3.24
7.16
1.46
1.30
1.21
12.25
2363.05
1.82
0.07
0.19
0.04
26.86
2.95
5.63
1.07
1.28
1.28
9.41
2437.75
2.08
0.14
0.24
0.05
25.66
2.78
5.42
1.03
1.29
1.30
7.81
2500.00
2.14
0.16
0.25
0.05
25.03
2.28
5.15
1.27
1.30
1.31
7.10
A
B
C
D
E
F
G
H
J
K
2.25 1.38 1.24
.50 .150 3.100 .138 1.238 3.25
.12
57.15 35.05 31.50 12.70 3.81 78.74
3.51 31.45 82.55 3.05
L
M
N
P
Q
R
S
T
wt
.80
.69
--
.60 1.200
.52
.82 .150
grams
20.32 17.53
-- 15.24 30.48 13.21 20.83 3.81
80.0
DRIVER
RF-2
RF-1
RF-4
RF-3
RF IN
+ 5 V
TTL-1
TTL-2
TTL LOGIC
TTL-1
TTL-2
RF-1
1
0
RF-2
1
1
RF-3
0
1
RF-4
0
0
Connectors
Model
Price
Qty.
SMA
ZSDR-425
$109.95
(1-9)
RF IN
RF-IN
RF OUT 1
RF-1
RF OUT 2
RF-2
RF OUT 3
RF-3
RF OUT 4
RF-4
TTL-1
TTL-1
TTL-2
TTL-2
+5V
+5V
Coaxial/Pin Connections
50
SP4T Pin Diode, TTL Driver
10 to 2500 MHz
Switch
Coaxial
REV. OR
M97979
ZSDR-425
WP/CP
060306
INTERNET
http://www.minicircuits.com
P.O. Box 350166, Brooklyn, New York 11235-0003 (718) 934-4500 Fax (718) 332-4661
Distribution Centers NORTH AMERICA 800-654-7949 417-335-5935 Fax 417-335-5945 EUROPE 44-1252-832600 Fax 44-1252-837010
Mini-Circuits
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